Small speaker is no built-in battery, so there is no way to charge, small speaker power supply is 12V\/1A power adapter, small speaker has no built-in battery, there is no way to charge, there is no long to be full of the problem.
Xiao Du Speaker is Baidu's artificial intelligence assistant, powered by Baidu's conversational artificial intelligence operating system DuerOS, built-in ARM Cortex A53 quad-core processor.
Small degree charging is generally 6 to 8 hours full, full after there is a light to tell you full.